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575 Result(s)
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Article
Open AccessMeasurement of the production cross section for pairs of isolated photons in pp collisions at \( \sqrt {s} = 7\;TeV \)
The integrated and differential cross sections for the production of pairs of isolated photons is measured in proton-proton collisions at a centre-of-mass energy of 7 TeV with the CMS detector at the LHC. A da...
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Open AccessJ/ψ and ψ(2S) production in pp collisions at \( \sqrt {s} = 7{\text{Tev}} \)
A measurement of the J/ψ and ψ(2S) production cross sections in pp collisions at \( \sqrt {s} = 7{\text{TeV}} \) with the CMS exp...
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Open AccessElectron performance measurements with the ATLAS detector using the 2010 LHC proton-proton collision data
Detailed measurements of the electron performance of the ATLAS detector at the LHC are reported, using decays of the Z, W and J/ψ particles. Data collected in 2010 at
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Open AccessSearch for the standard model Higgs boson in the H → ZZ → 2ℓ2ν channel in pp collisions at \( \sqrt {\text{s}} = {7}\;{\text{TeV}} \)
A search for the standard model Higgs boson in the H → ZZ → 2ℓ2ν decay channel, where ℓ = e or μ, in pp collisions at a center-of-mass energy of 7 TeV is presented. The data were collected at the LHC, with the CM...
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Open AccessSearch for the standard model Higgs boson in the H → ZZ → ℓ+ℓ−τ+τ− decay channel in pp collisions at \( \sqrt {s} = {7}\;{\text{TeV}} \)
A search is reported for the standard model Higgs boson in the H → ZZ → ℓ+ℓ−τ +τ − decay mode, where ℓ = μ or e, in proton-proton collisions at ...
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Open AccessSearch for \( {\text{B}}_{\text{s}}^0 \) → μ + μ − and B0 → μ + μ − decays
A search for the rare decays \( {\text{B}}_{\text{s}}^0 \) → μ + μ − and B0 → μ ...
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Open AccessSearch for anomaly-mediated supersymmetry breaking with the ATLAS detector based on a disappearing-track signature in pp collisions at \(\sqrt{s} = 7~\mathrm{TeV}\)
In models of anomaly-mediated supersymmetry breaking (AMSB), the lightest chargino is predicted to have a lifetime long enough to be detected in collider experiments. This letter explores AMSB scenarios in pp col...
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Open AccessMeasurement of the polarisation of W bosons produced with large transverse momentum in pp collisions at \(\sqrt{s} = 7\ \mbox{TeV}\) with the ATLAS experiment
This paper describes an analysis of the angular distribution of W→eν and W→μν decays, using data from pp collisions at $\sqrt{s} = 7\ \mbox{Te...
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Article
Open AccessSearch for heavy bottom-like quarks in 4.9 fb−1 of pp collisions at \( \sqrt {s} = 7 \) TeV
Results are presented from a search for heavy bottom-like quarks, pair-produced in pp collisions at \( \sqrt {s} = 7 \) TeV, unde...
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Open AccessJet mass and substructure of inclusive jets in \( \sqrt {s} = 7\;{\text{TeV}} \) pp collisions with the ATLAS experiment
Recent studies have highlighted the potential of jet substructure techniques to identify the hadronic decays of boosted heavy particles. These studies all rely upon the assumption that the internal substructur...
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Open AccessCentrality dependence of dihadron correlations and azimuthal anisotropy harmonics in PbPb collisions at \(\sqrt{s_{NN}}= 2.76\ \mbox{TeV}\)
Measurements from the CMS experiment at the LHC of dihadron correlations for charged particles produced in PbPb collisions at a nucleon–nucleon centre-of-mass energy of 2.76 TeV are presented. The results are ...
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Article
Open AccessSearch for lepton flavour violation in the eμ continuum with the ATLAS detector in \(\sqrt{s} = 7~\mbox{TeV}\) pp collisions at the LHC
This paper presents a search for the t-channel exchange of an R-parity violating scalar top quark ( \(\tilde{t}\) ) in the e ± μ ∓ ...
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Open AccessSearch for anomalous production of multilepton events in pp collisions at \( \sqrt {s} = 7\,TeV \)
A search for anomalous production of events with three or more isolated leptons in pp collisions at \( \sqrt {s} = 7\,TeV \) is p...
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Article
Open AccessForward-backward correlations and charged-particle azimuthal distributions in pp interactions using the ATLAS detector
Using inelastic proton-proton interactions at \( \sqrt {s} = 900 \) GeV and 7 TeV, recorded by the ATLAS detector at the LHC, mea...
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Article
Open AccessSearch for a light charged Higgs boson in top quark decays in pp collisions at \( \sqrt {s} = 7\;TeV \)
Results are presented on a search for a light charged Higgs boson that can be produced in the decay of the top quark t → H+b and which, in turn, decays into τ +ν τ ...
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Article
Open AccessHunt for new phenomena using large jet multiplicities and missing transverse momentum with ATLAS in 4.7 fb−1 of \( \sqrt {s} = 7\;TeV \) proton-proton collisions
Results are presented of a search for new particles decaying to large numbers of jets in association with missing transverse momentum, using 4.7 fb−1 of pp collision data at
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Open AccessSearch for stopped long-lived particles produced in pp collisions at \( \sqrt {s} = {\text{7TeV}} \)
A search has been performed for long-lived particles that have stopped in the CMS detector, during 7 TeV proton-proton operations of the CERN LHC. The existence of such particles could be inferred from observa...
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Open AccessSearch for new physics in events with same-sign dileptons and b-tagged jets in pp collisions at \( \sqrt {s} = 7 \) TeV
A search for new physics is performed using isolated same-sign dileptons with at least two b-quark jets in the final state. Results are based on a 4.98 fb−1 sample of proton-proton collisions at a centre-of-mass ...
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Open AccessLow BRMS1 expression promotes nasopharyngeal carcinoma metastasis in vitro and in vivo and is associated with poor patient survival
Breast cancer metastasis suppressor 1 (BRMS1) is a metastasis suppressor gene. This study aimed to investigate the impact of BRMS1 on metastasis in nasopharyngeal carcinoma (NPC) and to evaluate the prognostic...
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Open AccessSearch for the Standard Model Higgs boson in the H → τ + τ − decay mode in \( \sqrt {s} = 7\,{\mathrm{TeV}} \) pp collisions with ATLAS
A search for the Standard Model Higgs boson decaying into a pair of τ leptons is reported. The analysis is based on a data sample of proton-proton collisions collected by the ATLAS experiment at the LHC and corre...